Granted Patent
Utility
US 5,251,548 · App. 06/325,526
Missile acceleration and arming device
Inventor:
John Spence
Patented Case
View Patent ↗
Granted: Oct 12, 1993
Filed: Nov 27, 1981
Inventor
John Spence
Assignee (at issue)
AlliedSignal, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.